/**
 * @param {String} str (y-m-d h:i:s) y:年 m:月 d:日 h:时 i:分 s:秒
 */
function dateTimeStr(){
	var date = new Date(),
	year = date.getFullYear(),
	month = date.getMonth() + 1,
	day = date.getDate(),
	hour = date.getHours() < 10 ? "0" + date.getHours() : date.getHours(),
	minute = date.getMinutes() < 10 ? "0" + date.getMinutes() : date.getMinutes(),
	second = date.getSeconds() < 10 ? "0" + date.getSeconds() : date.getSeconds();
	month >= 1 && month <= 9 ? (month = "0" + month) : "";
	day >= 0 && day <= 9 ? (day = "0" + day) : "";
	var timer = year + '-' + month + '-' + day + ' ' + hour + ':' + minute + ':' + second;
	return timer;
}
module.exports = {
	dateTimeStr: dateTimeStr,
}
